<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
<!--border=1这指1个像素的边框-->
    <table border="1">
        <!--tr：table row表示行-->
        <tr>
            <!--td：table data表格数据（表示列）-->
            <!--colspan:跨列-->
            <!--rowspan:跨行-->
            <td colspan="2" align="center">1-1</td><td rowspan="3">1-3</td><td>1-4</td>
        </tr>
        <tr>
            <td>2-1</td><td>2-2</td><td>2-4</td>
        </tr>
        <tr>
            <td>3-1</td><td>3-2</td><td>3-4</td>
        </tr>
    </table>

    <h3>跨行 跨列 练习</h3>
    <table border="1">
        <tr>
            <td colspan="2" align="center">1-1</td><td rowspan="2">1-3</td>
        </tr>
        <tr>
            <td rowspan="2">2-1</td><td>2-2</td>
        </tr>
        <tr>
            <td colspan="2" align="center">3-2</td>
        </tr>
    </table>

    <table border="1">
        <caption>购物车</caption><!--表格标题-->
        <tr>
            <!--table head表头：居中加粗-->
            <th>编号</th>
            <th>商品名</th>
            <th>价格</th>
        </tr>
        <tr>
            <td>1</td>
            <td>耐克篮球鞋</td>
            <td>300</td>
        </tr>
        <tr>
            <td>2</td>
            <td>李宁跑鞋</td>
            <td>500</td>
        </tr>
    </table>
</body>
</html>